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50+ Years
experience
Custom Metal Fabrication Services in Fullerton, CA
Royal Welding & Fabricating has been engineering and manufacturing high-quality custom metal fabrication solutions for over 50 years. Our team of certified engineers, welders, and machinists specializes in designing and producing stainless steel and aluminum vacuum chambers, pressure vessels, reactors, and storage tanks. We adhere to ASME standards and maintain certifications for nuclear, aerospace, and international compliance, ensuring precision and reliability. Our full-service approach spans from initial design concepts through final production and testing, supported by a 43,500-square-foot facility equipped with state-of-the-art machinery. With decades of experience serving diverse industries, we prioritize client collaboration, innovative design optimization, and delivery of cost-effective, durable solutions.

Our commitment to quality is reinforced by rigorous in-house testing, global installation expertise, and a dedicated point-of-contact system for project transparency. Clients benefit from our ASME-certified welding team, advanced machining capabilities for parts up to 120 tons, and specialized polishing services for multiple metals. We maintain long-standing relationships with clients who value our technical expertise, adherence to deadlines, and consistent delivery of complex custom projects.
Services
Custom Metal Fabrication Welding and Grinding Custom Design Engineering Machining Capabilities Polishing Services Pressure Vessels Vacuum Chambers Reactor Vessels Cryogenic Vessels Tank Jackets
Details
  • Year established: 1974
Highlights and features
  • We offer 50+ years of specialized expertise in custom metal fabrication.
  • Our ASME-certified welders work with advanced materials like titanium and Hastelloy.
  • We provide end-to-end project management from design to final testing.
  • Our facility handles parts up to 120 tons with precision machining capabilities.
  • We maintain international certifications for pressure vessel manufacturing.
Associations and certifications
  • ASME
  • TSSA
  • PED
  • CRN
What people say
High-quality workmanship Exceptional to work with Outstanding craftsmanship Professional and knowledgeable Excellent services and quality
Services
Custom Metal Fabrication
We create custom stainless steel and aluminum components including vacuum chambers, pressure tanks, and reactors. Our fabrication process combines advanced machinery with ASME-certified welding techniques to ensure structural integrity and precision. Clients benefit from our 50+ years of experience in delivering complex, code-compliant solutions for industrial applications.
Welding and Grinding
Our ASME-certified welders specialize in stainless steel, titanium, and exotic alloys using TIG/MIG techniques. We maintain nuclear and aerospace certifications while handling both prototype and production runs. Quality assurance includes non-destructive testing and adherence to strict code requirements for pressure vessel construction.
Custom Design Engineering
We provide full-cycle engineering services from concept development to production drawings. Our team uses CAD/SolidWorks software and collaborates directly with clients to optimize designs for manufacturability. This service includes stress analysis, material selection, and compliance documentation for international standards.
Machining Capabilities
Our facility handles parts ranging from 50 lbs to 120 tons with conventional and CNC machining. We work with stainless steel, aluminum, and specialty alloys to tolerances of 0.0005. Capabilities include large-part turning, milling, and drilling for components requiring extreme dimensional accuracy.
Polishing and Finishing
We offer custom polishing services for stainless steel, aluminum, and exotic metals up to 20 feet in length. Our processes include mirror finishes, passivation, and corrosion-resistant treatments. This service enhances both aesthetic appeal and functional longevity of industrial components.
Questions
What industries do you serve?
We serve pharmaceutical, chemical processing, food & beverage, energy, and aerospace industries requiring custom metal fabrication solutions.
Are you ASME-certified?
Yes, we are ASME-certified for pressure vessel manufacturing and maintain nuclear and aerospace industry certifications.
What materials do you work with?
We specialize in stainless steel (304/316), aluminum, titanium, Hastelloy, Inconel, and exotic alloys for custom fabrication.
Do you handle international projects?
Yes, we have extensive experience with EU PED, Canadian CRN, and other international certification requirements for global installations.
What is your production capacity?
Our 43,500-square-foot facility handles projects from single prototypes to large-scale production runs with parts up to 120 tons.
How do you ensure quality control?
We implement ASME standards, non-destructive testing, dimensional inspections, and in-process quality checks throughout fabrication.
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Reviews (1)
Jake Giamoni
Oct 14, 2019 Report
Matt did a variety of work including welding and fabricating equipment for a fitness studio. He made sure everything was exactly as we wanted and it turned out great! If you're looking for this kind of work and your in the Raleigh area - Matt is your man.